I. |dis+ transitive verb
Etymology: dis- (I) + affect (have affection for)
1. archaic : to lack affection for : be alienated from : dislike
2. : to alienate or diminish the affection or loyalty of : fill with discontent and unrest
all hands were disaffected by the example of the ringleaders — R.L.Stevenson
Synonyms: see estrange
II. transitive verb
Etymology: dis- (I) + affect (act upon)
obsolete : derange , disorder